I do not know what to make of the data. There are years missing and the first year was the highest birth registration. 1831 seems to be an outlier with only 53 births. From reading in books, works in newsletters (like by Dr. Paul Valasek), and in my own grandmother’s parish of Biechow which is very nearby, I know 1831 to be a year of the Cholera epidemic. So perhaps an epidemic limited births (or at least their registration).

From birth records (so this may not be a complete/exhaustive list), we see the following villages make up the Swiniary parish: